2018-07-13 01:31:50 +00:00
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#!/bin/sh
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name=`basename $0`
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usage() {
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echo "$name Usage:"
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echo ""
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echo "$name [function]"
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echo "function: mtp, support MTP function"
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echo " adb, support adb function"
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echo " adb,mtp support adb and mtp function"
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echo "example:"
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echo "$name adb,mtp"
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echo ""
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}
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udc_controller=`ls /sys/class/udc`
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set_usb_function() {
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# 1:function
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# 2:idVendor
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# 3:idProduct
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#
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[ -d /sys/kernel/config/usb_gadget ] || {
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mount -t configfs none /sys/kernel/config
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mkdir /sys/kernel/config/usb_gadget/g1
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mkdir /sys/kernel/config/usb_gadget/g1/strings/0x409
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2018-12-13 10:48:25 +00:00
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echo "Allwinner" > /sys/kernel/config/usb_gadget/g1/strings/0x409/manufacturer
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echo "Tina" > /sys/kernel/config/usb_gadget/g1/strings/0x409/product
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2018-07-13 01:31:50 +00:00
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}
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[ -d /sys/kernel/config/usb_gadget/g1/configs/c.1 ] || {
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mkdir /sys/kernel/config/usb_gadget/g1/configs/c.1
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echo 0xc0 > /sys/kernel/config/usb_gadget/g1/configs/c.1/bmAttributes
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echo 500 > /sys/kernel/config/usb_gadget/g1/configs/c.1/MaxPower
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mkdir /sys/kernel/config/usb_gadget/g1/configs/c.1/strings/0x409
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}
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[ -d /sys/kernel/config/usb_gadget/g1/functions/ffs.adb ] || {
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mkdir /sys/kernel/config/usb_gadget/g1/functions/ffs.adb
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}
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[ -d /sys/kernel/config/usb_gadget/g1/functions/mtp.gs0 ] || {
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mkdir /sys/kernel/config/usb_gadget/g1/functions/mtp.gs0
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}
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2018-12-13 10:48:25 +00:00
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[ -d /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0 ] || {
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mkdir /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0
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echo Tina > /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0/lun.0/inquiry_string
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}
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2018-07-13 01:31:50 +00:00
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rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/ffs.adb
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rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/mtp.gs0
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2018-12-13 10:48:25 +00:00
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rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/f1
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2018-07-13 01:31:50 +00:00
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echo $2 > /sys/kernel/config/usb_gadget/g1/idVendor
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echo $3 > /sys/kernel/config/usb_gadget/g1/idProduct
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2018-12-13 10:48:25 +00:00
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if [ $1 == "none" ]; then
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return
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elif [ $1 == "mtp" ]; then
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2018-07-13 01:31:50 +00:00
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ln -s /sys/kernel/config/usb_gadget/g1/functions/mtp.gs0/ /sys/kernel/config/usb_gadget/g1/configs/c.1/mtp.gs0
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elif [ $1 == "adb" ]; then
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ln -s /sys/kernel/config/usb_gadget/g1/functions/ffs.adb/ /sys/kernel/config/usb_gadget/g1/configs/c.1/ffs.adb
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2018-12-13 10:48:25 +00:00
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elif [ $1 == "mass_storage" ]; then
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ln -s /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0/ /sys/kernel/config/usb_gadget/g1/configs/c.1/f1
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2018-07-13 01:31:50 +00:00
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elif [ $1 == "mtp,adb" ]; then
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ln -s /sys/kernel/config/usb_gadget/g1/functions/ffs.adb/ /sys/kernel/config/usb_gadget/g1/configs/c.1/ffs.adb
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ln -s /sys/kernel/config/usb_gadget/g1/functions/mtp.gs0/ /sys/kernel/config/usb_gadget/g1/configs/c.1/mtp.gs0
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2018-12-13 10:48:25 +00:00
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elif [ $1 == "mass_storage,adb" ]; then
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ln -s /sys/kernel/config/usb_gadget/g1/functions/ffs.adb/ /sys/kernel/config/usb_gadget/g1/configs/c.1/ffs.adb
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ln -s /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0/ /sys/kernel/config/usb_gadget/g1/configs/c.1/f1
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2018-07-13 01:31:50 +00:00
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fi
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[ -d /dev/usb-ffs/adb ] || {
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mkdir /dev/usb-ffs
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mkdir /dev/usb-ffs/adb
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mount -o uid=2000,gid=2000 -t functionfs adb /dev/usb-ffs/adb/
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}
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echo $udc_controller > /sys/kernel/config/usb_gadget/g1/UDC
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}
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if [ $# == 1 ]; then
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2018-12-13 10:48:25 +00:00
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if [ $1 == "none" ]; then
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set_usb_function none 0x1f3a 0x1001
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2018-07-13 01:31:50 +00:00
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return
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fi
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if [ $1 == "adb" ]; then
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2018-12-13 10:48:25 +00:00
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set_usb_function adb 0x18d1 0xD002
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return
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fi
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if [ $1 == "mtp" ]; then
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set_usb_function mtp 0x1f3a 0x1006
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2018-07-13 01:31:50 +00:00
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return
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fi
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if [ $1 == "mass_storage" ]; then
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set_usb_function mass_storage 0x1f3a 0x1000
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return
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fi
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if [ $1 == "adb,mtp" -o $1 == "mtp,adb" ]; then
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set_usb_function mtp,adb 0x1f3a 0x1007
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return
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fi
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if [ $1 == "adb,mass_storage" -o $1 == "mass_storage,adb" ]; then
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set_usb_function mass_storage,adb 0x1f3a 0x1002
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return
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fi
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echo "Invalid arg:$1"
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usage
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else
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echo "Lack of arg!"
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usage
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fi
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